C616 I like to Challenge

"Are corneas really that scarce here?"

Ding Ge and Lyu Yu sat in the office, discussing the situation with corneas.

"It's not just scarce; it's a rarity."

"Out of every 100 people needing a cornea transplant, only about three can actually get one."

"Even though there are artificial corneas available now, their production is mostly controlled by foreign companies